warhorse

复数：warhorses

n.

a work of art (composition or drama) that is part of the standard repertory but has become hackneyed from much repetition

an experienced person who has been through many battles; someone who has given long service

同义词：veteranold-timeroldtimerold handold stagerstager

horse used in war

1. The general rode his warhorse into battle.
   将军骑着战马投入战斗。
2. As a warhorse of the company, she knows every detail of the business.
   作为公司的一位资深员工，她了解业务的每一个细节。